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Find out which tax returns you need to file after someone dies. See state-specific forms, deadlines, and whether tax clearance is required.
At minimum, a final federal income tax return (Form 1040) and a final Hawaii income tax return (Form N-11) must be filed for income earned through the date of death.HRS §§ 235-52, 235-99, 236E-6, 236E-9Verified May 30, 2026 If the estate earns income during administration, a federal fiduciary return (Form 1041) and Hawaii fiduciary return (Form N-40) may also be required. Estates exceeding $$5,490,000 must also file a Hawaii estate tax return.
The final federal and Hawaii income tax returns are due april 20 following year of death (hawaii uses 20th day of 4th month).HRS §§ 235-52, 235-99, 236E-6, 236E-9Verified May 30, 2026 The fiduciary return is due april 20 (calendar year); automatic 6-month extension (no application required).
No. No mandatory tax clearance. Form M-6A (Request for Release) available to obtain release confirming freedom from liability under HRS Chapter 236E. Available even for estates not required to file Form M-6.HRS §§ 235-52, 235-99, 236E-6, 236E-9Verified May 30, 2026 All tax obligations must be satisfied before making final distributions.
Yes. Hawaii imposes a state estate tax on estates exceeding $$5,490,000.HRS § 236E-6, § 236E-8Verified May 30, 2026 This is separate from the federal estate tax. Estates above the state threshold must file a state estate tax return even if no federal estate tax is owed. See the full breakdown with the Hawaii death tax calculator.
Yes. Estate size does not affect the requirement to file a final income tax return. A final Form 1040 is required regardless of estate value if the deceased had income. What smaller estates typically avoid is the federal estate tax return (Form 706) and the Hawaii estate tax return (for estates over $$5,490,000).
The executor named in the will (or the court-appointed administrator) is responsible for filing the final income tax return and any estate tax returns. If the deceased was married, the surviving spouse can file a joint federal return for the year of death. For trust assets, the successor trustee handles fiduciary tax returns. The Hawaii executor checklist covers all filing responsibilities in order.
In-depth guides covering Hawaii probate laws, trust requirements, and estate planning strategies.
2 filings required
File final income tax return26 USC 6012(b)(1)
A final federal income tax return is required for income earned from January 1 through the date of death.
Form: IRS Form 1040
Deadline: April 15 following year of death
File estate income tax returnNot required26 USC 6012(a)(4)
IRS Form 1041 is only required if the estate earns $600 in gross income or more during administration.
File estate tax returnNot required26 USC 6018; 26 USC 6075(a)
The estate value ($0) is below the federal exemption of $15,000,000. IRS Form 706 is generally not required.
File final income tax returnHRS §§ 235-52, 235-99, 236E-6, 236E-9Verified May 28, 2026
A final state return is required for income earned through the date of death.
Form: Form N-11
Deadline: April 20 following year of death (Hawaii uses 20th day of 4th month)
File estate income tax returnNot requiredHRS §§ 235-52, 235-99, 236E-6, 236E-9Verified May 28, 2026
A fiduciary return is only required if the estate earns income above the filing threshold (Taxable income of $400+ (estate); $200+ (trust distributing all income); $80+ (other trust) — HAR § 18-235-94; HRS § 235-52).
File estate tax returnNot requiredHRS § 236E-6, § 236E-8Verified May 28, 2026
The estate value ($0) is below Hawaii's exemption of $5,490,000.
Tax Clearance Not RequiredHRS §§ 235-52, 235-99, 236E-6, 236E-9Verified May 28, 2026
No mandatory tax clearance. Form M-6A (Request for Release) available to obtain release confirming freedom from liability under HRS Chapter 236E. Available even for estates not required to file Form M-6.
Form: Form M-6A
More InformationThis tool provides general information about tax filing requirements after death. Tax situations vary based on individual circumstances. Consult a licensed tax professional or CPA for advice specific to your situation.
Get a complete guide for your specific circumstances.

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